210837418

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{871229}}^1$

素因数の和:871253

約数の個数: 12

約数和(自身を含む): 347620770

約数和(自身を除く): 136783352

約数列:

[1, 2, 11, 22, 121, 242, 871229, 1742458, 9583519, 19167038, 105418709, 210837418]

約数ペア:

[(1, 210837418), (2, 105418709), (11, 19167038), (22, 9583519), (121, 1742458), (242, 871229)]